4-Thiouracil, 97%, ACROS Organics™

Brand:  Acros Organics 359930010

Product Code. 10058981

Chemical Identifiers

• CAS: 591-28-6
• Molecular Weight (g/mol): 128.15
• InChI Key: OVONXEQGWXGFJD-UHFFFAOYSA-N
• PubChem CID: 2734394
• SMILES: C1=CNC(=O)NC1=S

• Molecular Formula: C₄H₄N₂OS
• MDL Number: MFCD00090842
• Synonym: 4-thiouracil, 2-hydroxy-4 1h-pyrimidinethione, 4-thioxo-3,4-dihydropyrimidin-2 1h-one, 2-hydroxy-4-mercaptopyrimidine, uracil, 4-thio, 4-mercaptopyrimidin-2-ol, 4-sulfanylpyrimidin-2-ol, 2-hydroxy-4-thiopyrimidine, 2 1h-pyrimidinone, 3,4-dihydro-4-thioxo, 2 1h-pyrimidinone, 4-mercapto-9ci
• IUPAC Name: 4-sulfanylidene-1H-pyrimidin-2-one

Specifications

• Appearance: (5% sol. in 1N NaOH) : clear and faint yellow
• Infrared Spectrum: Authentic
• Color: Yellow
• Quantity: 1g
• CAS: 591-28-6
• CAS Max %: 100.0
• Molecular Formula: C₄H₄N₂OS
• Synonym: 4-thiouracil, 2-hydroxy-4 1h-pyrimidinethione, 4-thioxo-3,4-dihydropyrimidin-2 1h-one, 2-hydroxy-4-mercaptopyrimidine, uracil, 4-thio, 4-mercaptopyrimidin-2-ol, 4-sulfanylpyrimidin-2-ol, 2-hydroxy-4-thiopyrimidine, 2 1h-pyrimidinone, 3,4-dihydro-4-thioxo, 2 1h-pyrimidinone, 4-mercapto-9ci
• SMILES: C1=CNC(=O)NC1=S
• Molecular Weight (g/mol): 128.15
• Formula Weight: 128.15
• Percent Purity: 97%

• Chemical Name or Material: 4-Thiouracil
• Packaging: Glass bottle
• Melting Point: 295°C
• Name Note: 97%
• CAS Min %: 96.0
• Assay Percent Range: 96% min. (HPLC)
• MDL Number: MFCD00090842
• InChI Key: OVONXEQGWXGFJD-UHFFFAOYSA-N
• IUPAC Name: 4-sulfanylidene-1H-pyrimidin-2-one
• PubChem CID: 2734394
• Physical Form: Powder

Safety and Handling

Product Identifier

• 4-Thiouracil

Signal Word

• Warning

Hazard Category

• Acute toxicity Category 4

Hazard Statement

• H312-Harmful in contact with skin.
• H332-Harmful if inhaled.
• H302-Harmful if swallowed.

Precautionary Statement

• P264-Wash thoroughly after handling.
• P270-Do not eat, drink or smoke when using this product.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/.